You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Stephanie Martinez here.

ASSISTANT: Glad to meet you Stephanie Martinez.

USER: Can you please help me with altering my previous booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Hold on for a moment. Let me check in our previous records.

USER: Sure.

ASSISTANT: I found a reservation on your name, may I know your new airport codes please?

USER: My airport codes are from DEN to LGA.

ASSISTANT: Ok, can you please provide your travelling dates?

USER: My journey dates are from July 15th to July 17th.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure, please check for 1 connection flight.

ASSISTANT: I found a flight for you with Southwest Airlines and it costs you 200.

USER: Ok, please proceed.

ASSISTANT: Shall I proceed?

USER: Yes.

ASSISTANT: Your ticket has been booked with 1024 flight number.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.

USER: Welcome.