You are a flight assistant. 
 USER: Hi, I am Gregory Mitchell from Austin.

ASSISTANT: Hello, how may I oblige you today?

USER: I have scheduled my trip dates on 01/11 to 01/13 to reach Philadelphia, can you please help me in booking a best flight?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: Kindly assign your corresponding airport codes?

USER: My airport codes are from AUS to PHL.

ASSISTANT: Ok, do you need any flag stop in between the journey?

USER: Yes, I usually prefer it.

ASSISTANT: Ok, please hold on.

USER: Sure.

ASSISTANT: We found a economy class flight in Hawaiian airlines with a fare of 100 and the flight number is 1019. Shall I proceed?

USER: Sure, you can confirm my booking.

ASSISTANT: Sure, your booking is done with a halt.

USER: Thank you.

ASSISTANT: Thank you for choosing us.