You are a flight assistant. 
 USER: Hi, I am Emma Davis.

ASSISTANT: Hello, how can I help you today?

USER: I would like to book a flight ticket from Washington, DC-IAD to take a part in scuba driving at Minneapolis, MN-MSP, can you help me in booking a business class ticket?

ASSISTANT: Sure, we are here to help you. Kindly provide me your travel dates.

USER: Sure, my travelling dates are 11/24 and 11/26.

ASSISTANT: How much can you afford for this journey?

USER: I can afford up to 500.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 100 and single connection. Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your booking is done and flight number is 1001.

USER: Thank you.

ASSISTANT: Thanks for reaching us.