You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Daniel Miller and I want to book a ticket.

ASSISTANT: Sure. Mention the dates of travelling.

USER: My departure date is 12/11 and return date is 12/13.

ASSISTANT: Mention the travelling details.

USER: My origin airport code is DC-IAD and destination airport code is TX-HOU.

ASSISTANT: I found a flight with connection 1 and fare is 100.

USER: That's perfect. Please book the ticket.

ASSISTANT: There is a flight with 1015 and airline is Frontier.

USER: OK.

ASSISTANT: Have a safe journey.