You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I have to attend a house warming function of my sister's newly build home in Charlotte, can you please help me to book a flight from San Francisco?

ASSISTANT: Sure, can you share me your airport codes?

USER: I prefer to travel from SFO to CLT airports.

ASSISTANT: May I know your name?

USER: My name is Mary Turner.

ASSISTANT: May I know when is your journey dates are planned?

USER: I am planning to start on Nov 17th and return back on Nov 19th.

ASSISTANT: Let me know your connection limit please?

USER: I am fine with max one connecting flight.

ASSISTANT: Ok, do you have any class preference?

USER: I would like to travel in business class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a connecting flight of JetBlue airlines in the business class with flight number 1019, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed with fare of 700.

USER: Thank you for your help.

ASSISTANT: Thank you.