You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Can I know your travel dates?

USER: The travel dates are from 05/02 to 05/04.

ASSISTANT: Is there any airline preference?

USER: But, I need a flight with 1 connection limit.

ASSISTANT: Do you have any preference?

USER: No.

ASSISTANT: Let me know your name.

USER: Deborah Wright here.

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