You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Samuel White here.

ASSISTANT: How can I help you White?

USER: I would like to visit Houston, can you please help me to book a ticket from JFK on 01/26?

ASSISTANT: May I know your return date and destination airport code please?

USER: Sure, my destination airport code is HOU and my return date is on 01/28.

ASSISTANT: There is a flight with connection limit 1 and fare 100, is it ok for you?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked, flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.