You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher Nelson.

ASSISTANT: Nelson, how can I assist you today?

USER: I would like to visit Memorial Park in Houston which is actually recreation of forest area to reduce environment pollution. Will you please help me with flight ticket booking from DTW to IAH?

ASSISTANT: Sure, can you provide me your journey dates?

USER: Sure, I have planned my dates as 07/15 and 07/17.

ASSISTANT: Just be on hold, let me check for the available flights.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting. There is a flight with Hawaiian airline, shall I proceed with booking your ticket?

USER: If it has connection 1, you can go with booking.

ASSISTANT: Sure, your ticket is booked with a flight number 1011.

USER: Thank you for booking a flight ticket to reach Houston.

ASSISTANT: Thank you for approaching us, have a safe journey.

USER: Most welcome.