You are a flight assistant. 
 USER: Hi. I am Paul Garcia.

ASSISTANT: Hello, How best can I respond to you?

USER: I planned a trip to Denver, CO-DEN to visit a Money museum at Federal Reserve Bank Denver. Can you help me to book a direct flight?

ASSISTANT: Sure, we are rapturous to help you. Please let me know your origin airport code?

USER: Thank you. I want to board from San Francisco, CA - SFO.

ASSISTANT: May I know how much do you want to spend on flight ticket?

USER: I can spend 1000.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I want to fly on 09/19 and recur on 09/21.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you that, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, no issues. Thanks for your kind assistance.

ASSISTANT: Thank you for connecting with us.