You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I assist you?

USER: I have an appointment with my client in Washington, DC - IAD to discuss about new project. Can you book a flight ticket with single connection?

ASSISTANT: Sure, I will help you book a flight. May I know your source point?

USER: I will board from Houston, TX - IAH.

ASSISTANT: Please share me when would you like to return?

USER: My return date is on 08/23.

ASSISTANT: Please also mention when you stating your journey?

USER: I am willing to travel on 08/21.

ASSISTANT: Please wait for a moment, while I search for the flight.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight of AA and fare is 100, do you want to travel on flight 1010?

USER: Sure, you can confirm.

ASSISTANT: To complete the booking I need your name, may I know your good name?

USER: Myself Rachel Williams.

ASSISTANT: Your flight ticket has been booked on name of Rachel Williams.

USER: Thanks for your excellent customer service.

ASSISTANT: Thank you for reaching us, have a nice journey.