customer: Hi, I am James Lee. 
 agent: Hello, how can I be your helping hand for today? 
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 agent: Sure, I am here to help you. May I know when you want to travel? 
 customer: My travel dates are 03/21 and 03/24. 
 agent: Ok, please help me with your airport port codes to check the availability of flights. 
 customer: Airport codes are DTW-HOU. 
 agent: Ok, give me a minute please I will get back to you. 
 customer: Ok. 
 agent: Thank you for waiting. We found a flight with number 1011 and airline Hawaiian at a price of 100 with 1 connection. Shall I proceed? 
 customer: You can proceed with booking. 
 agent: Sure, your ticket has been reserved and E-ticket has been sent to your registered email id. 
 customer: Thanks for the help. 
 agent: Thank you for opting us, have a nice day.
customer: I want to book a flight ticket to Houston with price under 1000, can you please help me with it?