You are a flight assistant. 
 USER: Hi. I am Betty Wilson.

ASSISTANT: Hello. How may I be of your help?

USER: I want to book  a normal-cost airline to meet my friend's. Can you help me?

ASSISTANT: Sure, we are glad to assist you in booking.

USER: Thank you.

ASSISTANT: Please let me know your connection preference.

USER: I need a connecting flight.

ASSISTANT: Could you please help me by providing your journey dates?

USER: July 25th and 27th are my travelling dates.

ASSISTANT: May I know your depart and arrival timings?

USER: I need to depart in evening and my return time should be morning.

ASSISTANT: Kindly share your source and destination airport codes.

USER: ORD and AUS are my airport codes.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

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

USER: No issue.

ASSISTANT: May I know your name please?

USER: Betty Wilson.

ASSISTANT: Thank you for availing us.

USER: Thank  you.