You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Cynthia Allen. I want to book a flight ticket on 07/07 and return on 07/09, so can you help me with booking please.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your source point and destination point?

USER: Yes, my airport codes are CA-LAX and PA-PHL.

ASSISTANT: Do you need any halts in between your journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Ok, wait for a while.

USER: Ok.

ASSISTANT: We found UA airline with connecting flight and number 1015 fare of 100. Shall I confirm it?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for approaching us.