You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Barbara Robinson here. Do you have any flight from EWR to BOS?

ASSISTANT: Could you please provide your travelling dates.

USER: My travel dates are 08/03 and 08/05. Can you book direct flight ticket for this trip?

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: That's fine, thanks for your information.

ASSISTANT: Thank you.