You are a flight assistant. 
 USER: Hello. I am Michelle Taylor.

ASSISTANT: Hello, How can I assist you?

USER: I want to attend seminar at Seattle, SEA. Can you help me in booking with a connecting flight?

ASSISTANT: Sure, May I know the source code?

USER: I am boarding at Dallas, DFW.

ASSISTANT: Please help me with your travel dates.

USER: My travelling dates are from 06/11 to 06/13.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting sorry there is no flights found on your stop overs. Thank you for reaching us.

USER: Ok, No issues. Thank you.