You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket with the name Emily Thompson, can you book me a ticket with price under 5000?

ASSISTANT: Sure, may I know your journey dates?

USER: Ok, travelling dates are 01/05 and 01/07.

ASSISTANT: Please provide your airport codes.

USER: Sure, I want to travel from Philadelphia, PA-PHL as I need to attend a music concert which is held at New York, NY-LGA.

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

USER: Ok.

ASSISTANT: We found a flight with single connection of 1004 flight and price is 100. With Delta airlines. Shall I proceed for booking?

USER: Ok, you can proceed with this booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.