You are a flight assistant. 
 USER: Hello, I am Cynthia Davis.

ASSISTANT: Hello. How can I serve you?

USER: I am planning to visit Space Center Huston at Houston.

ASSISTANT: Ok.

USER: Can you be my helping hand in booking my ticket from DCA?

ASSISTANT: Sure.

USER: I will start on 12/26 to 12/28. My landing point: HOU.

ASSISTANT: Please wait for a while, I will let you know.

USER: Ok.

ASSISTANT: Thanks for your time. We are glad to inform you that there was a flight that matches with your information. Your flight number is 1020 with Delta airline of price 100 with 1 connection.

USER: You can proceed with booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.