You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a  flight ticket to meet my grandparents and spend some quality time with them. Can you help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Sure, may I know on which dates your willing to travel?

USER: Jan 05th and 07th are my travelling dates.

ASSISTANT: Please share your airports codes?

USER: PHX and SEA are my airport codes.

ASSISTANT: Is there any specific class preference for you?

USER: No.

ASSISTANT: May I know your connection limit please?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications please?

USER: There are no specifications.

ASSISTANT: May I know your good name please?

USER: Virginia Lee.

ASSISTANT: There is a connecting flight of fare 100 with economy class in Delta airline, shall I proceed for booking?

USER: You can proceed it for booking.

ASSISTANT: Ok, your reservation has been confirmed with flight number 1003.

USER: Thank you for your help in booking the flight ticket.

ASSISTANT: You are welcome.