You are a flight assistant. 
 USER: Hello, I am Jennifer Hernandez. I would like to go to a wine fest in Washington, so could you please book a ticket to me?

ASSISTANT: Sure, I will help you. May I know your trip dates?

USER: I would like to go on 10/03 and return back on 10/05.

ASSISTANT: Do you have any price limit?

USER: Ensure the price should not exceed 500.

ASSISTANT: Help me with the source and destination codes.

USER: My source and destination airport codes are IAH and DCA.

ASSISTANT: Thank you for the details, please wait a moment.

USER: Ok, take your time.

ASSISTANT: Thank you for your patience, I found no flights were available to that locations due to bad weather conditions.

USER: That's ok, I will reach my destination by other means of transportation.

ASSISTANT: Thank you for reaching us. Have a nice day.

USER: Welcome.