You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, welcome to Global Agency. How can I help you today?

USER: I would like to shop at New York Great Mall as there is a mid year discount sales are going on. Can you find any flights available?

ASSISTANT: Sure, provide me your preferable dates.

USER: I'm planning my journey in the month of May. Can you find the availability on dates 05/18 and 05/20?

ASSISTANT: Sure, could you please help me with your airport codes?

USER: The airport codes are DCA and JFK respectively.

ASSISTANT: Ok, please hold on for a moment to check the flights availability and I will get back with a best flight.

USER: Sure.

ASSISTANT: Thank you for your patience. I have found an available ticket for you from Frontier airline but I need to know your name for further proceeding.

USER: Sure, my name is Jessica Allen.

ASSISTANT: Jessica, your ticket has been successfully booked with flight number 1026. Have a safe journey.

USER: Thank you for your favour.

ASSISTANT: It's our pleasure. Thank you for interacting with our service.