You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Margaret Allen.

ASSISTANT: Allen, how can I assist you today?

USER: I would like to travel from PHL to PHL on a round trip. Can you help me in booking a ticket?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: My journey dates are 11/27 and 11/29.

ASSISTANT: Allen, please wait for sometime. I will get back to you.

USER: Ok, take your time.

ASSISTANT: There is a flight available in Southwest airlines and the ticket costs you 100 only. Can I book the ticket?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked with the flight-1006.

USER: Thank you for your assistance.

ASSISTANT: Thank you very much for choosing us.