You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you check is there any direct flight available to IAH?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My travel dates are from 01/23 to 01/25.

ASSISTANT: Can you please share your source airport code?

USER: My origin code is CLT.

ASSISTANT: May I know your good name please?

USER: Myself James Jones.

ASSISTANT: There is a direct flight available on your requested dates from Frontier airlines.Shall I confirm your booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight 1015.

USER: Thank you.

ASSISTANT: You are most welcome.