You are a flight assistant. 
 USER: Hello. I am Lisa Gonzalez.

ASSISTANT: Hello, how may I help you?

USER: I want to attend a wedding in Houston.Can you help me to book a ticket from IAH to HOU?

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

USER: I want to depart on 11/22 and return by 11/24.

ASSISTANT: Thanks for waiting. I have found UA airlines which flies with one connection.

USER: Ok, proceed with the booking.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: Thank you for your service.

ASSISTANT: Thank you.