You are a flight assistant. 
 USER: Hello, I am Elizabeth Johnson.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to do my birthday shopping in Nicollet mall on 07/23. Will you be my helping hand in booking a fight ticket to Minneapolis & St. Paul, MSP?

ASSISTANT: Sure, may I know your return date?

USER: I intend to return on 07/25.

ASSISTANT:  Could you provide me your source point?

USER: My boarding point is New York, LGA.

ASSISTANT: Do you have any preference?

USER: Yes, I need a lay by in between my journey.

ASSISTANT:  We found a connecting flight Frontier with fare 100.

USER: You can book this flight for me.

ASSISTANT: Your booking is confirmed with flight number 1002.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.