You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Raymond Garcia here. I'm planning to visit Disney world at Washington, can you please book me a ticket from DFW to IAD?

ASSISTANT: May I know your trip dates?

USER: Sure, my journey dates are 06/05 and 06/07.

ASSISTANT: Ok, please wait a minute.

USER: Sure, I'll wait.

ASSISTANT: There is a flight available in UA airlines with 1 connection. Can I proceed?

USER: Yes, you can proceed for booking.

ASSISTANT: Your ticket is booked.

USER: May I know the flight number?

ASSISTANT: Flight number is 1002.

USER: Thank you for booking.

ASSISTANT: Most welcome.