You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Frank Mitchell. I am looking for a flight from ORD to LAS, can you help me out please?

ASSISTANT: Sure, help me with your trip dates.

USER: Ok, my travel dates are 06/26 and 06/28.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: There is a connecting flight with fare 100, the number is 1021 in airline Spirit. Can I book it?

USER: Please proceed with it.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.