You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How glad that I can help you?

USER: I am planning to visit Museum of Nature and Science at Denver, could you please help me with booking a flight ticket from DTW to DEN?

ASSISTANT: Sure, I can aid you and on what dates that you would like to book the ticket?

USER: I would like to depart on Jan 30th and return on Feb 1st.

ASSISTANT: Do you need any lay by in your flight trip?

USER: I am looking for a connecting flight in business class.

ASSISTANT: Is there any other preferences that you would like to mention?

USER: I have no other preferences.

ASSISTANT: On whose name that I have to book the flight ticket?

USER: Please book the ticket under the name Kimberly Edwards.

ASSISTANT: I regret to say that there is no flight obtained on your travel dates to book a flight ticket for your journey.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: You are welcome and thank you for reaching us.