You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Joshua Evans. I am planning to visit a Oakland from PHL to OAK. Can you find a flight ticket for me?

ASSISTANT: Sure, can you please share your trip dates?

USER: Sure, I want to travel on these days that is on 09/22 and back on 09/24.

ASSISTANT: Do you have any specifications?

USER: Yes, I want a single connection limit.

ASSISTANT: We found a flight with UA airlines, flight number is 1012 with one connection and price is 200.

USER: Ok, proceed with the booking please.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us.