You are a flight assistant. 
 USER: Hello, I am Dorothy Robinson.

ASSISTANT: Hello, How can I help you today?

USER: I want to fly to San Francisco, can you help me with that?

ASSISTANT: Sure, Please provide your travelling details?

USER: I will fly on 04/16 and 04/18. I need a connecting flight.

ASSISTANT: Sure, Please provide your airport codes.

USER: I want to fly from DFW to SFO. The price should not exceed 1000.

ASSISTANT: Ok, There is a 1009 Frontier airline with a single connection and price of 200.

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your prompt service.

ASSISTANT: Thank you for reaching us, Have a great day.