You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you at this moment?

USER: I am Mary Perez, I want to book a ticket from HOU to MCO. Can you help me?

ASSISTANT: Sure, I am gleeful to assist you.

USER: Thank you.

ASSISTANT: May I know on which dates you are planning to start and return?

USER: My travel dates are on 02/20 and 02/22.

ASSISTANT: What is your expected budget for your ticket?

USER: My budget is 1000.

ASSISTANT: Do you need any flag stop in between your journey?

USER: I need a connecting flight.

ASSISTANT: Give me a minute, I will check and let you know the flight availability.

USER: Sure.

ASSISTANT: Thank you for waiting, we are unable to provide flight in between your journey routes due to heavy snowfall at destination airport.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.