You are a flight assistant. 
 USER: Hi, Jerry Jones here.

ASSISTANT: Hello. How may I assist you for the day?

USER: Can you please reserve me a flight ticket from Detroit, MI - DWT to reach Houston, TX - IAH?

ASSISTANT: Sure, I am here to serve you.

USER: Thank you.

ASSISTANT: When you are planning to start your journey?

USER: I want to start on 03/12.

ASSISTANT: How much you can afford for this journey?

USER: I can afford up to 5000.

ASSISTANT: Let me know your arrival date, please.

USER: I intend to return on 03/14.

ASSISTANT: Please, wait a moment.

USER: Ok.

ASSISTANT: Thank you for being patience.

USER: My pleasure.

ASSISTANT: Unfortunately, there are no flights running on your journey locations due to heavy snow fall.

USER: Not a problem, thank you for your information.

ASSISTANT: Thank you for reaching us.