You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you please help me to book a ticket from SFO to DEN?

ASSISTANT: Sure, may I know your travel dates?

USER: I want to travel on May 29 and return on May 31.

ASSISTANT: Is there any connection limit?

USER: I would prefer a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a connecting flight with 1015 flight number in an economy class. Shall I proceed with the booking?

USER: You can proceed.

ASSISTANT: May I know your name please?

USER: Timothy Mitchell here.

ASSISTANT: Your flight ticket has been booked with Spirit airlines.

USER: Thank you.

ASSISTANT: Thanks for contacting us, have a nice day.