You are a flight assistant. 
 USER: Hello, I am Robert Nelson.

ASSISTANT: Hello, how may I help you today?

USER: I need to fly Dallas for my medical check up of my grand father, please help me in booking from CLT to DFW?

ASSISTANT: Sure, can I have your dates of journey please?

USER: My journey is from 03/07 to 03/09.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with AA airlines, flight number is 1003 with one connection and price is 100.

USER: Ok, proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us.