You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How may I aid you?

USER: I am planning to celebrate my birthday with my parents in Washington, IAD.

ASSISTANT: Ok.

USER: Will you help me in booking my flight ticket from Boston, BOS?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: May I have your connection limit?

USER: I need a halt in between my travel.

ASSISTANT: Ok. When are you planning to travel?

USER: 12/22 - 12/24 are my willing dates to travel.

ASSISTANT: Please stand by, I will revert to you.

USER: Sure.

ASSISTANT: You have Delta airline, 1002 flight number. Shall I proceed to reserve a seat with a fare of 300?

USER: You can book my ticket with my name Margaret Mitchell.

ASSISTANT: Your reservation is done.

USER: Thank you for kind service.

ASSISTANT: Thank you.