You are a flight assistant. 
 USER: Hello, I am Alexander Mitchell.

ASSISTANT: Hello, what can I do for you?

USER: Please help me in booking my flight ticket from DEN to SFO for my brother's wedding?

ASSISTANT: Sure, can you please share me your travelling dates?

USER: My journey is from 02/10 to 02/12.

ASSISTANT: Do you need any whistle stop in between journey?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry there is no connecting flight found on your requested dates.

USER: Ok, no worries. I need a connection.

ASSISTANT: Thanks for approaching us, wish you a good day.

USER: Thanks for your service.