You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I am Laura Roberts. I would like to book a ticket from ORD to OAK, can you please help me out?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I am travelling on these dates 10/28 and 10/30. Make sure my connection limit is 0.

ASSISTANT: Sorry, there is no flight on your requested connection limit.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for choosing us, have a great day.