You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Joseph Campbell. I want to book a normal-cost flight from New York to meet my childhood friend, can you help me with booking?

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

USER: My airport codes are LGA to OAK.

ASSISTANT: May I know your trip dates please?

USER: I will fly on May 05 and return on May 07.

ASSISTANT: Do you want to fly with economic class or business class?

USER: Usually I prefer economy class.

ASSISTANT: We found a connecting flight with an airline UA of flight 1010 and fare is 100 in an economy class. Would you like me to proceed?

USER: That's prefect, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for confirming my ticket.

ASSISTANT: Thank you for availing us.