You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: I want to visit the woodinville wine tasting tour which is located in Seattle, SEA. Can you avail me to book a flight from Houston?

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: Thank you for taking my request into consideration. My journey dates are Mar 23 and 25.

ASSISTANT: May I know your source airport code, please?

USER: My source point is from Houston, IAH.

ASSISTANT: Let me know your connection limit for the flight.

USER: I need a connecting flight.

ASSISTANT: Can you please share me your other preferences for the journey?

USER: I don't have any other preferences.

ASSISTANT: Please, provide me your name to proceed further for documentation purpose.

USER: Scott Lee.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We regret to say that, we have not found any flights running on your desired routes.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.