You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I serve you today?

USER: I am a renowned magician, And I planned a magic show in San Francisco. Will you help me in booking a flight ticket?

ASSISTANT: Sure, please share your airport codes?

USER: My airport codes are LAS and SFO.

ASSISTANT: Sure, do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: May I know your good name please?

USER: My name is Justin Carter.

ASSISTANT: Help me with your travelling dates?

USER: I want to start on 01/26 and return on 01/28.

ASSISTANT: There are no flights available on your requested dates.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for reaching us.