You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is Jennifer Hernandez.

ASSISTANT: Glad to meet you Hernandez.

USER: I would like to travel from OAK to IAD for a business meeting, can you help me in booking the ticket?

ASSISTANT: Sure, I am mirthful to help you. May I know your travel dates please?

USER: My preferable dates are from 11/13 to 11/15.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure, take your time.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 200. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked with 1002 flight number.

USER: Thank you for your service.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.