You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I have a client meeting at Denver this weekend. Can you please help me in reserving the ticket from SFO to DEN?

ASSISTANT: Please tell me your trip dates?

USER: I am planning my holiday trip on Sept 20, and again I will return back on Sept 22.

ASSISTANT: May I know your connection limit?

USER: I am comfort with single connection.

ASSISTANT: May I know your airline preference?

USER: My airline preference is normal-cost.

ASSISTANT: May I know your name?

USER: Myself Timothy Baker.

ASSISTANT: Here is a connecting flight with fare 100 and 1006 as flight number in United airline. Shall I proceed with booking?

USER: Please go ahead and reserve the ticket.

ASSISTANT: Your ticket is confirmed in economy class.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for connecting with us.

USER: You are welcome.