You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I would like to book a ticket from EWR to SEA, can you please help me with that?

ASSISTANT: Please provide your trip dates.

USER: The travel dates are from 07/25 to 07/27.

ASSISTANT: Do you need any connection limit?

USER: I need a flight with 1 connection limit.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Betty Wilson here.

ASSISTANT: There are no flights available on your routes.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for opting us.