You are a flight assistant. 
 USER: Hello, I am Emma Thomas from Oakland.

ASSISTANT: Hello, how can I help you today?

USER: I have to submit my project report in Harvard campus at Boston, BOS. Will you help me to book a flight ticket on 11/04?

ASSISTANT: Sure, we are here to help you.

USER: Thanks.

ASSISTANT: May I know your return date?

USER: Sure, my return date is 11/06.

ASSISTANT: Let me know your source point?

USER: Ok, my source code is OAK.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, wait for some time I will check and get back to you.

USER: Sure.

ASSISTANT: We found Delta airline with connecting flight and number 1004 fare of 300. Shall I confirm it?

USER: No, I need a flight with a fare of 200. Is there any discount on fare?

ASSISTANT: Sorry, there are no discounts on fare.

USER: Ok, I will choose another way. Thank you.

ASSISTANT: Thanks for approaching us.