You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Robert Harris.

ASSISTANT: How may I serve you today?

USER: Please book a ticket to Seattle on 07/30 and return on 08/01.

ASSISTANT: Please share your airport codes?

USER: MSP and SEA are my journey airport codes.

ASSISTANT: How much can you spend in booking your flight ticket?

USER: I can spend upto 500.

ASSISTANT: Please share your connection limit.

USER: I need a halt in between my journey.

ASSISTANT: We found a connecting flight with a fare of 300 in Frontier airline. Shall I proceed with flight number 1010?

USER: Yes, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for making us to serve you.