You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: Can you help me to reserve a flight ticket from JFK to IAH?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I want to take off on 16 Apr and return on 18 Apr.

ASSISTANT: Do you need a lay by within your route?

USER: I need a direct flight.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Please forward your name.

USER: I am Thomas Garcia.

ASSISTANT: Southwest airline is providing a flight 1023 on your way with 1 connection and fare is 100. Is that fine?

USER: Please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for helping me.

ASSISTANT: Thank you for picking us.