You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I am Amy Perez. I am planning to go for my sister's baby shower program at Oakland, OAK. Can you please book a ticket on 05/07?

ASSISTANT: Sure, please share your origin?

USER: Source code is Atlanta, ATL.

ASSISTANT: When would you like to return?

USER: Return is on 05/09.

ASSISTANT: Do you have any other specifications?

USER: I need connecting flight.

ASSISTANT: Thanks for sharing your details, we found a connecting flight with fare of 100 in Frontier airline. Shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved with in 1009 flight number.

USER: Thank you.

ASSISTANT: Thanks for opting us.