You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to fly to Houston to attend a client meeting, could you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, I am happy to assist you. Could you please let me know your travel dates?

USER: Sure, I want to reach TX on 03/21 and my return date will be on 03/23.

ASSISTANT: Noted. May I know your source and destination airport codes?

USER: I would like to start my journey from IAD and my destination point is IAH.

ASSISTANT: Noted. Please let me know your specifications.

USER: No more specifications please.

ASSISTANT: Ok. May I know your name?

USER: I am Mark Hernandez.

ASSISTANT: Thank you. Please wait, let me check for the available flights.

USER: Sure.

ASSISTANT: There is a flight with single connection in JetBlue Airlines and the ticket fare is 100 only in economy class. Flight will take-off at 20:00 hours and arrives at 12:00 hours. Can I book the ticket for you?

USER: That's fine, please proceed with the booking.

ASSISTANT: Your ticket is booked successfully and your flight number is 1023.

USER: Thank you for your help in booking.

ASSISTANT: You are most welcome.