You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Kimberly Nelson, can you help me to book a flight from IAH to LAS?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates would be 08/01 and 08/03.

ASSISTANT: Do you have any limits on number of connections?

USER: Yes, I need a connecting flight.

ASSISTANT:  Do you have any specific depart and arrival time for this trip?

USER: I am planning to return at evening time.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: We found a connecting flight with UA which returns back at 23:00PM having an economy class seat with flight number 1005.

USER: Proceed with booking.

ASSISTANT: Your ticket reservation done.

USER: Thank you.

ASSISTANT: Welcome, thank you for reaching us.