You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Melissa Green here.

ASSISTANT: How can I help you?

USER: My convocation is going to held in Boston, can you help me in booking a ticket from BOS to BOS?

ASSISTANT: May I know your travel dates?

USER: Ok, my planned trip dates are from 07/28 to 07/30.

ASSISTANT: Do you have any preference?

USER: My ticket budget is 200.

ASSISTANT:  We found a connecting flight JetBlue with flight number 1014 and fare is 100. Shall I proceed?

USER: Ok, please confirm my ticket.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT:  Thank you for availing us.