You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning. How can I assist you today?

USER: Good morning, I am Joseph Garcia. Philadelphia is a beautiful place to travel, so I am planning to travel from Houston.

ASSISTANT: Sure, I can help you in booking your ticket. Let me know your travel dates.

USER: I am planning to travel on 04/01 and return on 04/03.

ASSISTANT: Sure, can you help me with the airport codes, where you planned to catch the flight and land.

USER: My nearest airport code is IAH and destination code is PHL.

ASSISTANT: Sure, let me check.

USER: Ok.

ASSISTANT: Happy to say, I found a flight in Spirit airline.Shall I proceed with the booking?

USER: I want a connecting flight with 1 connection.

ASSISTANT: Sure, this flight is with 1 connection.Shall I book it?

USER: Ok, book the ticket please.

ASSISTANT: Your ticket is booked and your flight number is 1012.

USER: Thanks for your help.

ASSISTANT: Thank you for contacting us, have a safe flight.