You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Kevin Smith here, I want to reserve my ticket from PHL to DEN, can you please help me out?

ASSISTANT: Sure, may I know your travel dates please?

USER: Sure, my planned dates are from Oct, 16 to Oct, 18.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know about your other specifications?

USER: Not required.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Frontier airline is providing you the ticket in economy class with a fare of 100, shall I proceed?

USER: Ok, you can book it.

ASSISTANT: Your ticket has been reserved with flight-1004.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for opting us.