You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am looking for your help in booking my flight ticket from DCA to MSP, can you please do that for me?

ASSISTANT: Sure, I am oblige to help you. Can you please provide your planned dates of travelling?

USER: I want to depart on 10/20 and also book the return ticket on 10/22.

ASSISTANT: May I know your name please?

USER: My name is Linda Williams.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Sure.

ASSISTANT: Based on your information, Delta airline is ready to serve you with 1 connection with a minimum fare of 300 is available for you. Shall I proceed with this?

USER: That's fine for me, you can book the ticket for me.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1026.

USER: Thank you so much for your help.

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