You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you for the day?

USER: I want to travel from IAH to CLT, can you help me with that?

ASSISTANT: Sure, may I know your name for the booking process?

USER: I am Richard Evans.

ASSISTANT: Help me with the trip dates?

USER: My trip dates are 08/19 and 08/21.

ASSISTANT: Do you have any preferences ?

USER: I need a connecting flight.

ASSISTANT: We found a flight in an airline United with 1004 number having a single connection price of 300 in an economy class. Shall I proceed to book?

USER: Yes, proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us. Have a safe flight.