You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Kimberly Davis. I am planning to visit Desert Botanical Garden at Phoenix, could you please help me with booking a flight ticket from IAH to PHX?

ASSISTANT: Sure, I can help you and can you please mention your departure and arrival dates of your journey?

USER: I would like to depart on Sept 21st and return on Sept 23rd.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Sure, is there any another specifications on your trip, so that I can book a ticket as per your wish?

USER: Make sure that my depart time is evening.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no flights available on your requirement.

USER: That's ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Welcome, thank you for reaching us.