You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Please book me a ticket from DEN to ATL.

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are from 03/24 to 03/26.

ASSISTANT: May I know your name?

USER: I am Andrew Hall.

ASSISTANT: There is flight on Frontier airline, flight number 1009 with the fare of 100. Shall I proceed?

USER: Ok you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.