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

ASSISTANT: Hello,. How can I support you?

USER: I want to book a flight ticket to Detroit, DTW. Can you help me in booking a flight ticket from Seattle, SEA?

ASSISTANT: Sure, I am gleeful to help you.

USER: Ok.

ASSISTANT: Is there any price limit?

USER: Make sure that price limit is 5000.

ASSISTANT: Ok, are you looking for connecting flight or direct flight?

USER: I am looking for connecting flight only.

ASSISTANT: Could you please share me your planned dates of travel?

USER: My journey dates are from 07/15 to 07/17.

ASSISTANT: Ok, please be on hold for a moment.

USER: Sure.

ASSISTANT: Thanks for your precious time, there were no flights found with your given credentials.

USER: Ok, No problem.

ASSISTANT: Thanks for making us to serve you.

USER: Thanks for your kind information.