You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: Can you please help me in reserving a flight ticket to ORD from DFW?

ASSISTANT: Sure, may I know your good name?

USER: I am Barbara Carter.

ASSISTANT: Please let me know your connection limit?

USER: I need a single connection.

ASSISTANT: Could you please provide your preferred dates of travel?

USER: I would like start on Apr 21 and return on Apr 23.

ASSISTANT: Do you have any more specifications?

USER: Yes, I need to depart in the morning.

ASSISTANT: We found a connecting flight 1008 from Southwest airlines has fare 100 and departure time is 9:00 hours. Shall I proceed?

USER: Yes, you can proceed with booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.