You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I help you?

USER: I want to book ticket can you help me? My name is Samantha Miller.

ASSISTANT: Sure, can I know your source and date you are going to start your journey?

USER: I want to travel from PA - PHL to PA - PHL. My journey dates are 06/04 & 06/06.

ASSISTANT: Do you have any restrictions about price and connection limit?

USER: My price limit is 500 with single connection.

ASSISTANT: Samantha I found a flight which satisfies your requirements.

USER: OK, book it.

ASSISTANT: Flight 1014 with 1 connection limit costs 100 in AA airline. Your flight ticket is booked.

USER: Thank you for booking.

ASSISTANT: Have a safe and happy journey.