You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking my flight ticket from HOU to IAD?

ASSISTANT: Ok, may I know your planned dates for this journey?

USER: My journey dates are from 12/20 to 12/22.

ASSISTANT: Do you need a connecting flight?

USER: I need a single connecting flight.

ASSISTANT: May I know your name?

USER: Myself Ronald Davis.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Flight-1026 is available for you with 1 connection at the price of 100 by United Airlines. Can I book it?

USER: Please book it for me.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching our assistance.