You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Could you help me out in booking a flight ticket from DFW to reach SEA?

ASSISTANT: Sure, can you please send me your name?

USER: Sure, Kevin Martinez.

ASSISTANT: May I have your trip dates?

USER: I will start on Oct 3rd and return on Oct 5th.

ASSISTANT: Ok, do you require any stop over in between your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting but, no flights are found in search.

USER: Ok, thank you.

ASSISTANT: Thank you.