customer: Hello. 
 agent: Hello. 
 customer: Myself Joshua Perez. 
 agent: Joshua Perez, how may I render you? 
 customer: I am planing to meet my friend at Houston,will you help me in booing the flight ticket from PHL to HOU? 
 agent: Sure, please provide your itinerary dates. 
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 agent: Do you have any specifications? 
 customer: Make sure that my depart time must be in afternoon. 
 agent: Do you have any other preferences? 
 customer: I need a flight with single connection. 
 agent: Please give me a moment to check for available flights. 
 customer: Ok, I will wait for your response. 
 agent: Sorry, no flights are available on your route. 
 customer: Ok, not an issue. Thank you for your information. 
 agent: Thank you for reaching us.
customer: My preferable journey dates are Sept 01 and Sept 03.