You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me in booking a flight ticket from LAS to BOS?

ASSISTANT: Sure, we are here to help you. Can you please help me with your travel dates?

USER: I want to travel on 09/01, and return on 09/03.

ASSISTANT: Do you have any connection limit?

USER: I need a break in my journey.

ASSISTANT: Is there any other specifications?

USER: I want to depart in the evening class.

ASSISTANT: Please share your name.

USER: I am Patrick Davis.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok, no issues.

ASSISTANT: Thanks for reaching us.

USER: Thanks for the information.