customer: Hello, I am Lisa Lopez. 
 agent: Hello, Lisa Lopez. How can I help you today? 
 customer: As I am planning to go for gathering at sisters house at Phoenix. Can you book flight ticket on 11/02 with the fare of 200? 
 agent: Ok, can you please provide me your airport codes? 
 customer: Airport codes: HOU - PHX. 
 agent: May I know your day of return? 
 customer: My return date is 11/04. 
 agent: Do you have any connection limit? 
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 agent: Please wait a moment I will get back to you with the availability of flights. 
 customer: Sure. 
 agent: Sorry that there were no flights available on your specifications. Thank you for opting us. Have a nice day. 
 customer: Ok, no issue. Thank you for assisting me.
customer: There is no connection limit.