You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I amend you today?

USER: Book a ticket from Detroit, MI - DTW to Austin, TX - AUS.

ASSISTANT: Ok. May I have your name?

USER: Sharon Martinez is my name.

ASSISTANT: Please share the trip dates.

USER: 12/23 and 12/23 are my trip dates.

ASSISTANT: Ok. Thanks for sharing your journey details.

USER: 12/25 is my return date of journey.

ASSISTANT: But no flights can run on that routes due to heavy rainfall alerts.

USER: Ok, no problem. I will drop my plan. Thanks for the valuable information.

ASSISTANT: Thanks for reaching us.