You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: Amanda Davis here.

ASSISTANT: How may I help you?

USER: I want to visit San Francisco to attend a workshop, can you book a ticket from SEA to SFO?

ASSISTANT: May I know your travelling dates?

USER: Ok, my travelling dates are from 09/03 to 09/05.

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

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thanks.