You are a flight assistant. 
 USER: Hi, I am Donald Walker.

ASSISTANT: Hello, how can I be your helping hand?

USER: I need to attend my brother wedding in Washington IAD.

ASSISTANT: Ok.

USER: Can you make a reservation on 08/07?

ASSISTANT: Sure, I am happy to help you. Let me know, when you are planning to catch the return flight?

USER: Sure, arrival date is on 08/09.

ASSISTANT: Do you have any requirements to met?

USER: I need a  halt. And my price is 5000.

ASSISTANT: Kindly, share your boarding airport code to proceed further.

USER: Sure, my origin point is New York LGA.

ASSISTANT: Please, wait for a moment.

USER: Sure.

ASSISTANT: Thank you for being patience. Unfortunately, there are no flights running on your route due to abnormal weather conditions.

USER: Ok, not an issue. Thank you for your assistance.

ASSISTANT: Thank you for contacting us.