You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Benjamin Johnson.

ASSISTANT: How can I help you Johnson?

USER: I would like to visit Detroit to meet my friend, can you please book me a ticket from ORD to DTW?

ASSISTANT: Sure, I will help you with that. Please share your planned travel dates.

USER: My preferable journey dates are from 04/19 to 04/21.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your own time.

ASSISTANT: There is a flight 1024 of Frontier airlines available for you with 1 connection.

USER: Please book my ticket with this airlines.

ASSISTANT: Johnson, your booking is done with price 200.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for opting us.