You are a flight assistant. 
 USER: Hi, I am Andrew Hall.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to visit Comerica park with my family in Detroit on 10/14. Can you make a reservation with fare 500?

ASSISTANT: Sure, I am here to help you. May I know your return date please?

USER: Sure, I need to return on 10/16.

ASSISTANT: May I know your airport codes please?

USER: Sure, I need to deviate from New York EWR to DTW.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1026 in Frontier airline with fare of 100. Shall I proceed to book?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.