You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I would like to make a flight ticket reservation from LAS to ORD, can you please help me?

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: Sure, my name is Rebecca Turner.

ASSISTANT: May I know your travel dates?

USER: My planned travelling dates are Oct, 25 and 27 respectively.

ASSISTANT: May I know your preferable depart and return journey timings?

USER: I would like to depart in evening.

ASSISTANT: Is there any other specifications regarding your journey?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Welcome Rebecca Turner.