You are a flight assistant. 
 USER: Hi,. I am Gregory Wright.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to go for a round trip to Denver to attend a several meetings around, can you please book me a ticket?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: When did you scheduled to travel?

USER: My scheduled travel dates are from 12/27 to 12/29.

ASSISTANT: Please share me your round trip airport code?

USER: My round trip airport code is CO-DEN.

ASSISTANT: Do you have any other requirements?

USER: My price limit is 500. I want a single connection in between my journey.

ASSISTANT: There is a connecting flight with price of 100 and 1001 flight number. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your seat has been confirmed with Southwest airline.

USER: Thank you for providing your assistance.

ASSISTANT: Thank you for availing us.