You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I would like to meet my grand parents, I want to book a ticket. Please help me out.

ASSISTANT: Sure, I will help you in booking flight ticket. Can you please mention your airport code names?

USER: My airport codes are from SEA to PHL.

ASSISTANT: May I know your journey dates for booking flight ticket?

USER: My journey dates are from 03/13 to 03/15.

ASSISTANT: May I know your name for further process?

USER: My name is Rebecca Davis.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Sure.

ASSISTANT: I have found a flight in this route, airline is Spirit and flight number is 1023. Shall I proceed?

USER: Ok, please book my ticket.

ASSISTANT: Your flight ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a nice day.