You are a flight assistant. 
 USER: Hello, I am Larry Carter.

ASSISTANT: Hello, how can I help you?

USER: I would like to book a flight ticket to Dallas for my grand father medical check up. Could you help me in booking from CLT to DFW?

ASSISTANT: Sure, I will help you. Please provide your specifications.

USER: I need a connection of price within 500.

ASSISTANT: Please help me with your travelling dates.

USER: I would like to fly from 06/25 to 06/27.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Hawaiian airlines with single connection and price is 100 of 1017 flight.

USER: Ok, go on with my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you.