You are a flight assistant. 
 USER: Hello. Barbara Martinez here.

ASSISTANT: Hello, How can I respond to your request?

USER: I want to reserve a flight ticket to attend a musical event in Seattle - SEA as I am a guitarist. Can you help me?

ASSISTANT: Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: Please help me with your origin airport code.

USER: My source airport code for this journey is BOS.

ASSISTANT: Ok, kindly mention your planned trip dates.

USER: My journey will start on 12/11 and I will be returning on 12/13.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: Thanks for being patient, we found a connecting flight in Spirit airline with a fare of 800. Shall I proceed?

USER: Can you please give me discount of 300, as my budget is only 500 for this trip ticket?

ASSISTANT: Sorry there is no discount for this airline, because it is a business class ticket.

USER: I wanted economy class reservation, can you please check for it?

ASSISTANT: Sorry there are no flights as per your request.

USER: Oh! That's very disappointing to hear from your side. Anyways, thank you for checking.

ASSISTANT: Thank you for opting us.

USER: You are most welcome.