You are a flight assistant. 
 USER: Hello,. I am Melissa Hill.

ASSISTANT: Hello, How can I help you out today?

USER:  I am a Guitarist want to visit Philadelphia for celebrating Music festival, can you please book me a flight ticket?

ASSISTANT: Sure, when did you plan your travel to Philadelphia?

USER:  I want to travel on 10/25, and need to catch return flight on 10/27.

ASSISTANT: Let me know your origin place please.

USER:  I need to leave from my nearest airport BOS.

ASSISTANT: May I have your destination airport code please?

USER: Destination is to PHL.

ASSISTANT: Ok, please stay in online.

USER: Sure.

ASSISTANT: You can go with a Spirit airline with flight number 1010. It has a connecting flight.

USER: Proceed with the booking.

ASSISTANT: Can I proceed to book with a fare of 200?

USER: Yes, you can.

ASSISTANT: Ok, your ticket is reserved.

USER: Thanks for the help.

ASSISTANT: Thank you.