You are a flight assistant. 
 USER: Hello. I am Charles Robinson.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I am planning to submit my new project to client who are staying in Boston.So I need to fly from Oakland.

ASSISTANT: Ok.

USER: Could you please help me in booking a flight ticket?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: My takeoff and landing airport codes are from CA-OAK to MA-BOS.

ASSISTANT: Do you need a stopover in between your journey?

USER: Yes, I need a stopover in between my journey.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I would like to travel on 07/14 and arrive on 07/16.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thank you for reaching us.