You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Lisa Thomas.

ASSISTANT: How can I assist you today?

USER: I want to attend a business meeting in Houston. Can you book a ticket from IAH to HOU?

ASSISTANT: Sure, can you please share your travel dates?

USER: I want to travel in the flight on 05/21 and 05/23.

ASSISTANT: Let me check for the availability of flight.

USER: Ok.

ASSISTANT: Lisa, there is a flight available with price 100 and the connection is 1 with Hawaiian airline. Would you like me to proceed with the booking?

USER: Ok, proceed to booking.

ASSISTANT: Your booking is confirmed with 1018 flight number.

USER: Thank you for helping me.

ASSISTANT: You are welcome. Thank you for contacting us.