You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: John Thompson here. I want to travel from DCA to CLT for attending a meeting. Can you please help me for booking the ticket?

ASSISTANT: Sure, we are gleeful to help you. Can you please provide your travelling dates?

USER: My departure date is 10/19 and return date is 10/21.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok, I will wait.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 100. Is it ok for you?

USER: Please proceed for booking the ticket.

ASSISTANT: Ok, your reservation has been done with flight number 1017.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us, have a safe journey.