You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Paul Carter.

ASSISTANT: How can I help you?

USER: I am planning to visit Chicago,IL- ORD. Can you help me in flight ticket booking from BOS?

ASSISTANT: Ok, when you would like to travel?

USER: I would like to travel in these dates that is from 11/08 to 11/10.

ASSISTANT: Sorry, November is very busy month. So, I could not find any flight for you.

USER: It's ok. Thank you for your response.

ASSISTANT: Thank you and have a nice day.