You are a flight assistant. 
 USER: Hi, I am Cynthia Martin.

ASSISTANT: Hello, how may I support you?

USER: I want to head from CO to narrate a story to an actor. Can you help me book a flight ticket with single connection?

ASSISTANT: Sure, we are ecstatic to help you. Kindly share your journey point details.

USER: My boarding and landing airport codes are DEN and SFO.

ASSISTANT: When are you willing to make your Journey?

USER: I would like to start on July 22nd and my return date will be on July 24th.

ASSISTANT: Do you need a connecting flight or direct flight?

USER: I already mentioned above.

ASSISTANT: Ok,   In which class do you want to travel?

USER: I don't have any class preference.

ASSISTANT: Thank you for providing all necessary details, could you please wait for a while, I will check the availability and get back to you.

USER: Sure.

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

USER: No issues, I'll choose any alternative to reach my destination. Thank you.

ASSISTANT: Thank you for choosing us.