You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I have to go Houston for my film shooting purpose, can you please book a flight ticket from OAK to HOU?

ASSISTANT: Sure, may I know your travelling dates?

USER: My departure date is 04/14 and please book my return ticket also on 04/16.

ASSISTANT: Do you have any specifications?

USER: I want 1 connection limit flight.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: There is a flight with number 1002 in airline UA.

USER: Please book this flight ticket under my name Robert Perez.

ASSISTANT: Your ticket is reserved, have a safe flight.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.