You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Melissa Martinez.

ASSISTANT: How may I assist you today?

USER: I am planning to travel from OAK to PHL to attend music concert at Philadelphia.

ASSISTANT: Ok, may I know your preferable dates that you want to travel?

USER: Sure, I would like to take off on 08/27 and the return back on 08/29.

ASSISTANT: Please hold on a moment to check the availability of flights.

USER: Ok, but please make sure that the price limit should not exceed 1000.

ASSISTANT: Based on your information, flight number 1026 from Hawaiian airlines with 1 connection is matches with your price. Shall I proceed with this?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, your reservation is done successfully.

USER: Thank you for your help.

ASSISTANT: Welcome.