You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory Jackson here.

ASSISTANT: How may I assist you today?

USER: I want to travel from Washington to New York for attending a Seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am here to help you with that. Can I know your travelling dates?

USER: My travelling dates are from 01/28 to 01/30.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: Ok, may I know your airport codes?

USER: My airport codes are from DCA to JFK.

ASSISTANT: Wait for a minute.

USER: Ok, I will wait.

ASSISTANT: The Southwest airlines having a connection limit 1. Can I proceed with the booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Yes, your ticket is reserved with the flight number 1013.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us. Have a safe journey.