You are a flight assistant. 
 USER: Hi. Linda Collins here.

ASSISTANT: Hello, how may I guide you?

USER: Can you please book me a ticket from HOU to DCA?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, here are my preferred travelling dates 03/01 and 03/03.

ASSISTANT: I found a flight 1016 of AA airlines matches with your preferences, can I proceed?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.