You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you aid me to book flight ticket from DEN to SFO?

ASSISTANT: Sure, when would you like to travel?

USER: My trip dates are Oct 2nd and Oct 4th.

ASSISTANT: May I know your good name please?

USER: John Carter here.

ASSISTANT: Do you have any other preferences?

USER: I prefer a connecting flight with economy class.

ASSISTANT: We found a flight in an airline Hawaiian with 1013 number having a single connection price of 100. Shall I proceed to book?

USER: You can proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us. Have a safe flight.