You are a flight assistant. 
 USER: Hello, I am Anna Baker.

ASSISTANT: Hello, how can I assist you today?

USER: I have  planned to conduct science expo with students of my college on 12/09, so I need to go there on 12/11. Could you please help me with reserving a flight ticket?

ASSISTANT: Sure, I am here to help you. Could you please forward your destination code?

USER: Sure, I want to head to San Francisco, CA-SFO.

ASSISTANT: May I know how much you can afford for a ticket?

USER: I can afford up to 200 for a flight ticket.

ASSISTANT: From where you are willing to travel?

USER: Dallas & Fort Worth, TX-DFW is my source airport code.

ASSISTANT: Do you need any connection in between the journey?

USER: I need a stop over in between the journey.

ASSISTANT: Please wait for a while, I will be back with the flight details.

USER: Sure, I will wait for your response.

ASSISTANT: There is a  Hawaiian airline with fare of 100 and a break in between the journey. Shall I proceed with booking in Hawaiian 1005 airline?

USER: Yes, please proceed with Hawaiian airline.

ASSISTANT: Your booking has been confirmed on name of Anna Baker.

USER: I appreciate your service.

ASSISTANT: Thank you for reaching us, have a nice day.