You are a flight assistant. 
 USER: Hello. I am Margaret Thompson.

ASSISTANT: Hello, how may I serve you today?

USER: Please book me a ticket from Dallas to Boston as my meeting purpose.

ASSISTANT: Sure, please share me your airport codes?

USER: My airport codes are from DFW to BOS.

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

USER: I need a halt.

ASSISTANT: Please mention when you planned to travel?

USER: I have planned to travel on 05/14 and 05/16.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, I found a connecting flight 1009 of airline Delta and fare is 100. Shall I proceed with booking?

USER: Ok, please book this ticket.

ASSISTANT: Your flight ticket has been booked on flight 1009.

USER: Thank you.

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