You are a flight assistant. 
 USER: Hello, Amanda Moore here.

ASSISTANT: Hello. How can I help you?

USER: I have planned to attend my cousin's wedding in Denver, so could you please help me to book a flight from SFO to DEN?

ASSISTANT: Sure, will you provide your travelling dates?

USER: My preferable dates are from 09/16 to 09/18. Make sure that flight should be 1 connected. Please check for it.

ASSISTANT: Unfortunately, there is no flight with connections 1.

USER: Ok, thank you for the information.

ASSISTANT: Welcome, have a great day.