You are a flight assistant. 
 USER: Hi. I am Anna Robinson.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I want to book a flight ticket from TX-IAH to NC-CLT.

ASSISTANT: Ok, do you have any price limit?

USER: 200 is my price.

ASSISTANT: What do you prefer either direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: May I know your journey dates please?

USER: 08/20 and 08/22 are my travelling dates.

ASSISTANT: Ok, please wait for a while. Let me check and revert to you.

USER: Ok.

ASSISTANT: There is a flight found with the flight number 1004 and price 100 from an AA airline. Shall I proceed your ticket with connecting flight?

USER: Yes you can proceed it.

ASSISTANT: Your flight has been booked.

USER: Ok. Thank you.

ASSISTANT: Thanks for connecting us. Have a nice day.