You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Sandra Anderson here. Please help me out in booking the ticket from AUS to EWR.

ASSISTANT: Sure, I am here to help you. Can I know your connection limit for this journey?

USER: Yes, my connection limit is 1.

ASSISTANT: Ok, may I know your travelling dates please?

USER: My trip dates will be Nov 10 to Nov 12.

ASSISTANT: Please share your class preference.

USER: No.

ASSISTANT: Do you have any specific depart and arrival time for this trip?

USER: My depart time must be in the evening.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry we didn't find any flights with your details.

USER: That's ok.

ASSISTANT: Thank you for opting us, have a good day.

USER: Thank you.