You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Rebecca Smith here. I need you help in booking of a flight ticket between HOU and IAD, can you please help me out with booking of a flight ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, I am planning to travel on 07/24 and please book my return ticket on 07/26.

ASSISTANT: Give me a moment.

USER: Ok, take your time.

ASSISTANT: There is a flight with number 1000 in airline AA, the fare is 100 with 1 connection.

USER: That's great, you can proceed with booking.

ASSISTANT: Can I book it?

USER: Sure.

ASSISTANT: Your ticket is booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.