You are a flight assistant. 
 USER: Hello, I am Larry Robinson.

ASSISTANT: Hello, how may I serve you today?

USER: I would like to visit reading terminal market in Philadelphia, book a flight ticket for me with in 500 price limit.

ASSISTANT: Ok, Can you please provide your preferred dates of travelling?

USER: My travelling days are from 09/24 to 09/26.

ASSISTANT: Please provide your origin and destination.

USER: My airport codes are from CA-OAK to PA-PHL.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I am waiting for your response.

ASSISTANT: Here is an airline Delta with flight number 1001. Price 100 with a single connection. Shall I proceed for booking?

USER: Exactly that flight matches my requirements, confirm my ticket.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you for your speed service.

ASSISTANT: Thank you for availing us, have a wonderful day.