You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to fly from DEN to OAK. Can you check the flight availability on that route?

ASSISTANT: Sure, can I know your good name to proceed further?

USER: Sure, Donna Brown here.

ASSISTANT: Sure, when are you planning to start and return on?

USER: Sure, my planned travel dates are 03/27 and 03/29.

ASSISTANT:  May I know your preferable journey timings?

USER: No issues, with timings but I want a flight with single connection.

ASSISTANT: Is there any another specifications on your trip?

USER: No more, thank you.

ASSISTANT: We have a connecting flight-1027 in economy class, is it ok for you?

USER: Yes, you can proceed with that flight ticket.

ASSISTANT: Ok, booking is done on Hawaiian airlines.

USER: Thank you for the booking.

ASSISTANT: Welcome, have a safe trip.