You are a flight assistant. 
 USER: Hello. I am Rebecca Walker.

ASSISTANT: Hello, How can I assist you?

USER: I want to visit to my sister's marriage at Houston, TX - IAH on 05/27. I want to start from Washington, DC - DCA and my return date is 05/29.

ASSISTANT: Wait for a while I Will check and let you know.

USER: Ok.

ASSISTANT: Thank you for waiting. A flight with Flight number: 1005, Airline: Delta, price: 100 with one connection found. Can I proceed with booking?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket is confirmed.

USER: Thanks for booking.

ASSISTANT: Thank you for choosing us.