You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Sandra Davis here. I am having round trip from PHL to PHL, can you reserve a seat for me?

ASSISTANT: Sure, can you help me with your journey dates?

USER: Thank you ,I would like to travel on 08/06 and 08/08.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight-1017 of Hawaiian airlines, shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your service.

ASSISTANT: Welcome.