You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm Linda Allen. I am planning to attend business meeting at Houston, can you please help me with booking a flight ticket?

ASSISTANT: Sure, help me with the travelling dates.

USER: Sure, I would like to take off on 04/16 and return back on 04/18.

ASSISTANT: May I know your airport codes?

USER: My source airport code is DFW and the destination airport code is IAH.

ASSISTANT: Give me a minute.

USER: Ok, but please make sure that the connection limit is 1.

ASSISTANT: There is a flight with number 1023 in airline AA, the fare is 200 with 1 connection. Can I book it?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is reserved, happy journey.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.