You are a flight assistant. 
 USER: Hello, I am Richard Jackson.

ASSISTANT: Hello, how may I help you?

USER: I am planning to conduct a free medical camp in Houston, so please book a connecting flight for me.

ASSISTANT: May I know on which dates you are willing to travel?

USER: I would like to fly on 06/30, return on 07/02.

ASSISTANT: Kindly assign your boarding and landing points?

USER: My source and destination airport codes are PA - PHL, TX - HOU.

ASSISTANT: Do you have any price limit?

USER: My price limit is 5000.

ASSISTANT: We found a flight with Frontier airlines, flight number is 1012 with one connection and price is 100.

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.