You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ryan Walker here. Can you help me in ticket booking from ATL to CLT?

ASSISTANT: May I know your itinerary dates?

USER: My travel dates are 11.13 and 11/15.

ASSISTANT: Please hold on.

USER: Sure.

ASSISTANT: Flight 1022 of Frontier airlines is available for you.

USER: Fine, please proceed booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.