You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you?

USER: I am planning to attend music concert at LGA, can you please help me with booking a flight ticket from DEN?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to take off on Feb 8 and return on Feb 10.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Melissa Edwards.

ASSISTANT: You have a connecting flight 1002 in Southwest airlines and price 400, Shall I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you.

USER: You are welcome.