You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Brandon Lopez. I have to attend a sports event in Houston, so I need your help for booking a flight ticket from NY-LGA to TX-HOU.

ASSISTANT: Could you please provide your travelling dates?

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

ASSISTANT: There is a flight available with price 100 and flight number is 1009, would you like to proceed?

USER: Ok. Please book this flight ticket.

ASSISTANT: Your booking is confirmed. Thank you for contacting us.

USER: Thank you for your help.

ASSISTANT: Have a safe journey.