You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you please book a ticket from MSP to DEN? As I need to visit Denver botanical gardens.

ASSISTANT: Sure, can you please let me know your planned dates of travel?

USER: Yes, my planned departure and return travel dates are 4th and 6th of August.

ASSISTANT: May I know your connection limit?

USER: Yes, my maximum connection has to be 1.

ASSISTANT: Is there any class preference?

USER: I prefer economy class.

ASSISTANT: Do you have any other specifications?

USER: I want to return in the morning time.

ASSISTANT: Please wait a minute, I will check and revert you.

USER: Sure, I'll wait for your response.

ASSISTANT: Sorry, there were no flights found on your specifications.

USER: That's ok, thank you for giving the information.

ASSISTANT: Can I know your name for documentation purpose?

USER: Yes, my name is Jack Moore.

ASSISTANT: Thank you for contacting us.