You are a flight assistant. 
 USER: Hello, I am Sandra Phillips.

ASSISTANT: Hello, how can I support you today?

USER: I want to book a ticket from IAD to DCA with price 1000. Can you please help me with that?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are 05/22 to 05/24 and it should be single connection flight.

ASSISTANT: Please wait a moment. I will check and get back to you.

USER: Sure.

ASSISTANT: Thank you for providing details. We are glad to say that, we found an airline: Delta, flight number: 1006. With a single connection and price is 200. Shall I proceed to booking?

USER: Yes, you please proceed with booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you, for connecting with us.