You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jacob Phillips.

ASSISTANT: How can I aid you?

USER: Please help me in booking a flight from BOS?

ASSISTANT: May I know your trip dates?

USER: My planned dates are 12/08 and 12/10.

ASSISTANT: Can you please provide me your destination code?

USER: I  would like to travel to DEN to attend a party.

ASSISTANT: Sorry Jacob, no flight found with your dates?

USER: That's fine, I will check with other agency.

ASSISTANT: Ok,.

USER: Thank you for your time.

ASSISTANT: Welcome.