You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I want to attend a comic con show which is held on 09/16 and I want to return on 09/18, can you book me a ticket with the name Samuel Mitchell.

ASSISTANT: Sure, may I know your price limit?

USER: Yes, my price should be under 500.

ASSISTANT: Can you please provide me your source and destination airport codes?

USER: Sure, I would like to travel from NY-LGA to MA-BOS.

ASSISTANT: Please wait for a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a UA airline, flight number: 1022, price: 300 with one connection.

USER: Ok, Please proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.