You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Melissa Hernandez. Can you help me to find a flight from HOU to DEN?

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

USER: My travelling dates are 01/19 and 01/21.

ASSISTANT: There is a flight available on your requested dates from UA airlines with 1 connection.Shall I confirm your booking?

USER: You can proceed.

ASSISTANT: Your ticket is booked with flight 1009.

USER: Thanks for your help.

ASSISTANT: You are most welcome.