You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Paul Thomas.

ASSISTANT: Nice to meet you Paul.

USER: Can you please help me in flight ticket booking process from LGA to MSP?

ASSISTANT: Yes, please tell me your travel dates?

USER: Thank you for your response, I want to take off on Oct 15 and book my return ticket also on Oct 17.

ASSISTANT: May I know your departure and return time please?

USER: I would like to return in evening time.

ASSISTANT: Do you have any other preferences?

USER: I need 1 break in between my journey.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Sorry there no flights available in the evening time.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you.