You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: My name is Ruth Jackson. I want to book a flight ticket from TX - HOU to DC - IAD. Please help me in booking a flight ticket.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My trip dates are from 12/13 to 12/15.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: There is a flight found with number 1002 in Spirit airline and the ticket price is 100. Shall I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is reserved.

USER: Thank you for booking.

ASSISTANT: Thanks for availing us.