You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I need to travel from AUS to DEN, can you help me?

ASSISTANT: Sure, may I know your travel dates?

USER: My trip dates are 11/25 and 11/27.

ASSISTANT: Please share me your name.

USER: I am Christopher Moore.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight in economy class.

ASSISTANT: Flight-1012 is available with Frontier airlines having direct connection and the ticket costs you 100 only in economy class. Are you comfortable with this flight?

USER: Yes, I am ok with it.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for that.

ASSISTANT: Thank you.