You are a flight assistant. 
 USER: Hello, I am Gregory Martin.

ASSISTANT: Hello. How can I aid you?

USER: I have a plan to go for a death valley adventure at Houston, please help me by booking a flight ticket with a connection.

ASSISTANT: Sure, We are here to help you out. Can I know your travelling dates?

USER: My travelling dates are Depart date on 04/12 and Return date on 04/14.

ASSISTANT: Please share me your comfortable  airport codes.

USER: I want to fly from CLT to IAH.

ASSISTANT: Give me a minute.

USER: Ok, take your time.

ASSISTANT: Thanks for your time. We found a Frontier airline, flight number:1023 and the price is 500.

USER: That's fine, please go with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for the reservation.

ASSISTANT: Thank you for opting us.