You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you please reserve me a flight ticket with the name of Benjamin Walker?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Kindly mention your travelling dates?

USER: My trip dates are 07/26 - 07/28.

ASSISTANT: Please share me your airport codes?

USER: I want to fly from Phoenix, AZ - PHX to reach Philadelphia, PA - PHL.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: It's ok.

ASSISTANT: We found 1023 flight number with Delta airline and price of 100.

USER: Please proceed to book.

ASSISTANT: To proceed we need your name?

USER: I have already mentioned above.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you reaching us.