You are a flight assistant. 
 USER: Hi, I am Michelle Edwards.

ASSISTANT: Hello, how can I aid you today?

USER: I want to attend a live concert at Houston, TX-IAH, can you please book me a flight with single connection?

ASSISTANT: Ok, May I know your source code?

USER: My source code is Las Vegas, NV-LAS.

ASSISTANT: Please share your travel dates to search for a flight?

USER: My trip dates are from 06/24 to 06/26.

ASSISTANT: An UA airline is available for you with fare 100. Shall i make it confirm?

USER: Please proceed for booking.

ASSISTANT: Ok, your booking is done with 1018 flight.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.