You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book a flight ticket from PHX to MSP?

ASSISTANT: Sure, let me know your travelling dates.

USER: Thank you. I have planned my travel dates as Apr 18 and Apr 20.

ASSISTANT: Do you want connecting flight or direct flight?

USER: I am looking for single connecting flight so please check with that.

ASSISTANT: Please share your other specifications.

USER: I would like to depart in evening time so please check with that.

ASSISTANT: May I know your name?

USER: Sure, myself Jonathan Allen.

ASSISTANT: Sorry, there are no flights found based on your details.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.