You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: Please book a flight ticket from JFK to HOU as I want to attend a pioneer festival.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are Apr 21 and Apr 23.

ASSISTANT: Can I know your name please?

USER: My name is Catherine White.

ASSISTANT: Do you need any specifications in airlines?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: Yes, proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1026.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.