You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Andrew Parker.

ASSISTANT: How can I assist you?

USER: I am planning to travel from SFO to PHL.

ASSISTANT: Sure Parker, can I know the travel dates please?

USER: My date of travelling is on 05/20 to 05/22.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in Hawaiian airline with price 200.

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked with flight number 1020.

USER: Thank you.

ASSISTANT: Thank you for approaching us.