You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: Myself Amy Lewis. I would like to attend for prayers in Old North Church at Boston, BOS. So, please help me with booking a flight ticket from DEN.

ASSISTANT: Sure, we are glad to help you. Do you require any stopovers in your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: May I know on what dates would you like to travel?

USER: I have planned to go on 08/02 and return back on 08/04.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Ok, I will be waiting.

ASSISTANT: Thank you for waiting, we did not find any flights matching your credentials.

USER: No issue, thank you.

ASSISTANT: Thank you for reaching us with a query.