You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Amanda Edwards.

ASSISTANT: How can I aid you?

USER: I want to book a flight ticket to Denver to visit craft festival, please help me with a connection.

ASSISTANT: Sure, May I know your travelling dates?

USER: My travelling dates are from 06/30 to 07/02.

ASSISTANT: Can I know your travelling airport codes?

USER: I want to fly from WA- SEA to CO- DEN. I need the ticket within price 200.

ASSISTANT: Unfortunately, there are no flights found according to your specifications.

USER: Ok, thank you.

ASSISTANT: Thank you for contating us.