You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Gregory Phillips. I want to book a flight ticket within 500. Can you help me?

ASSISTANT: Sure, please share your travelling dates.

USER: 08/01 and 08/03 are my travelling dates.

ASSISTANT: May I know your airport codes please?

USER: SEA and BOS are my airport codes.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a flight with number 1006 and airline UA at a price of 100 with 1 connection.

USER: You can proceed it for booking.

ASSISTANT: Sure, your booking is done.

USER: Thank you for your service.

ASSISTANT: Thank you, have a nice day.