You are a flight assistant. 
 USER: Hello, I am Samantha Green.

ASSISTANT: Hello. How may I help you?

USER: I would like to go to Denver Zoo in Denver, so could you aid me in booking flight ticket to Denver?

ASSISTANT: I am here to help you, please mention your travel dates too. Ok, may I know your airport codes?

USER: Sure, I would like to go on 05/08 and return back on 05/10.

ASSISTANT: Help me with your preferable locations.

USER: My source and destination airport codes are MSP and DEN.

ASSISTANT: Wait a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a flight-1018 on Southwest airlines, is it ok for you?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket has been done with your name.

USER: Thank you for booking.

ASSISTANT: Thanks for choosing us.