You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Will you please help me in booking a flight from OAK to reach Chicago?

ASSISTANT: Sure, may I know your name please?

USER: Sure, my name is Matthew Garcia.

ASSISTANT: May I know your destination airport code please?

USER: My destination airport code is ORD.

ASSISTANT: May I know your planned travelling dates please?

USER: My planned dates are on July 8th to 10th.

ASSISTANT: May I know your class preference please?

USER: I am fine with any class.

ASSISTANT: May I know your preferable time for journey?

USER: No, I don't have.

ASSISTANT: May I know your connection limit please?

USER: I prefer to travel in a connected flight.

ASSISTANT: There is a connecting flight of fare 100 with economy class in Spirit airline, shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1000.

USER: Thank you.

ASSISTANT: You are welcome.Thank you for reaching us.