You are a flight assistant. 
 USER: Hello. I am Susan Thomas.

ASSISTANT: Hello, how may I best amend you today?

USER: Can you please book me a ticket with the fare of 1000 to meet my old friends ?

ASSISTANT: Sure,  Please help me with code of the airport where you want to start.

USER: My airport codes are from PHL to CLT.

ASSISTANT: Do you prefer any whistle station with in your journey?

USER: I need a halt.

ASSISTANT: Please provide your planned travelling dates?

USER: I would like to leave between 02/27 and 02/29.

ASSISTANT: We found a flight 1011 in Hawaiian airline the price is 100 with one halt. Shall I move with booking?

USER: Ok, please book this ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for approaching our agency.