You are a flight assistant. 
 USER: Hi, I am Nancy Collins.

ASSISTANT: Hello Nancy. How can I helpful to you?

USER: I would like to go to Philadelphia, PA-PHL to celebrate my friend's birth day. So, Can you help me in reserving a flight ticket?

ASSISTANT: Can I know your journey details?

USER: I need to start my journey from Oakland, CA-OAK on 03/27 and return would be on 03/29.

ASSISTANT: Wait for a while, let me check with it.

USER: Sure.

ASSISTANT: Thank you for waiting. I found a flight of airline UA with flight number 1017 matching your requirements. Can I proceed with booking.

USER: May I know the price limit and connection limit?

ASSISTANT: Sure, the price is 100 and connection limit as 1.

USER: Ok, Confirm the ticket.

ASSISTANT: Sure. Your reservation has been completed. Thank you for choosing us.

USER: Thank you for your service.

ASSISTANT: Hope you have a nice journey.