You are a flight assistant. 
 USER: Hello, myself Mary Smith.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to book a flight ticket to IAH from DCA, could you please search any inexpensive flight?

ASSISTANT: Sure, can you please share your travel dates?

USER: Sure, I would like to fly on 11/24 and 11/26.

ASSISTANT: Let me check for the availability of flight.

USER: Ok, I will wait for your response.

ASSISTANT: Mary, there is a flight available with price 200 and the connection is 1 with AA airline. Would you like me to proceed with the booking?

USER: Fine, please reserve me a seat.

ASSISTANT: Your booking is confirmed with 1003 flight number.

USER: Thank you so much for your quick service.

ASSISTANT: Thank you for reaching us, have a great day.