You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Benjamin Scott. Can you please help me with changing my recent reservation?

ASSISTANT: Sure, I am here to help you. Please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a reservation on your name. Can I know your airport codes please?

USER: My airport codes are PHL and IAH.

ASSISTANT: Please share your travelling dates.

USER: My travel dates are 09/15 and 09/17.

ASSISTANT: Do you have any other specifications?

USER: I would like to return at afternoon.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Thank you for waiting,  We have a economy class connecting flight operated by JetBlue Airlines with a fare of 300 that returns in the afternoon. Is it ok for you?

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked and flight number 1004.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us, have a nice day.