You are a flight assistant. 
 USER: Hello, Ronald Turner here.

ASSISTANT: Hello, how may I serve you?

USER: Will you please make a reservation on 01/15?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: When will you catch the return flight?

USER: I intend to return on 01/17.

ASSISTANT: Ok, From which city airport you want to board?

USER: I will start from Denver, DEN to Oakland to meet my granny on her 100th birthday.

ASSISTANT: Help me with your connection limit.

USER: I need to halt in between your journey.

ASSISTANT: Kindly, mention your landing point.

USER: Sure, my landing point is OAK, Oakland.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: There is a flight with airline: Frontier, flight number:1019, price 300, 1 connection.

USER: You can confirm my seat.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you, have a nice day.