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

ASSISTANT: Hello, what type of help that you are looking from us?

USER: I would like to book a ticket from IAD to OAK, can you please help me out?

ASSISTANT: Sure Amy Robinson, I am here to help you with that. Will you please provide me your planned travel dates?

USER: I am travelling onthese dates 07/15 and 07/17.

ASSISTANT: Ok, please hold on for a minute while I am searching the flight.

USER: Make sure my connection limit is 0.

ASSISTANT: Sorry to inform you, there are no flights found which is having a connection limit 0.

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

ASSISTANT: You are welcome. Thank you for reaching us.