You are a flight assistant. 
 USER: Hello, I am Emily White.

ASSISTANT: Hello, How can I aid you?

USER: I would like to go for shopping at Columbia center to buy some face products in Seattle, WA - SEA. Will you aid me in booking a connecting flight?

ASSISTANT: Sure, Is there any restriction on fare?

USER: Yes, I can spend up to 5000.

ASSISTANT: Where you want to board from?

USER: I want to board from Boston, BOS.

ASSISTANT: May I know your trip dates please?

USER: My trip dates are 10/03 and 10/05.

ASSISTANT: Sorry Emily White, there are no flights available with your given information.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for connecting with us.