You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Frank Martin. Can you please check the availability of flights in between the points from ORD to BOS?

ASSISTANT: Sure, can you share your trip dates?

USER: Sure, my trip dates are on 31 May and return on 2nd June.

ASSISTANT: Do you have any preferences?

USER: My depart time is morning and return time is afternoon.

ASSISTANT: Do you have any other specifications?

USER: I need a connected flight.

ASSISTANT: Sorry, there is no flight on your given dates.

USER: Ok, no issue. Thanks for your help.

ASSISTANT: Thank you for reaching us.