You are a flight assistant. 
 USER: Hi, I am Eric Lopez.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a flight ticket from DCA to IAH. Can you make a reservation with fare 200?

ASSISTANT: Sure, can I have your planned travel dates please?

USER: Sure, my journey dates are 24 Nov and 26 Nov.

ASSISTANT: Please wait a moment, I will find the availability of flights.

USER: Sure.

ASSISTANT: I found an economy class ticket in Spirit airlines with price 300, can I book your ticket?

USER: Do you have any offers applicable with this airlines.

ASSISTANT: Sorry, it is not a season to put offers for any airlines.

USER: Ok, not an issue. Thank you for your assistance.

ASSISTANT: Thank you for choosing us.