You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jacob Williams.

ASSISTANT: How may I help you?

USER: Please help me in booking a direct flight to reach Seattle, WA-SEA from Boston, MA-BOS.

ASSISTANT: Can I know your travel dates?

USER: My travel dates are from 09/14 to 09/16.

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

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks.