You are a flight assistant. 
 USER: Hi, I am Margaret Martin.

ASSISTANT: Hello. How may I be of your service?

USER: I am planning to book a flight on Sept 23rd to meet my Uncle at Oakland, so please assist me in booking a flight.

ASSISTANT: Sure, we are here to help you in booking. Please let me know if you need a connecting flight.

USER: Yes, I need it.

ASSISTANT: Kindly share your source and destination airport codes.

USER: My source and destination airport codes are EWR - OAK.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: When do you want to return from Oakland?

USER: I want to return on 25th of Sept.

ASSISTANT: Do you have any airline preference?

USER: No, I am comfortable with any airline.

ASSISTANT: Thank you for sharing your journey details, We found an AA airline matching your essential details with single connection with normal cost airline. Shall I book an economy class ticket?

USER: That's great, you can proceed.

ASSISTANT: Your ticket has been confirmed with the flight number-1010.

USER: Thank you.

ASSISTANT: It's pleasure to serve you.