You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: I am Ryan Rodriguez. I want to book a ticket to Boston, MA - BOS to attend my uncle's 25th anniversary. Can you help me with booking?

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: I would like to depart on 03/06 and return on 03/08.

ASSISTANT: Help me with your airport codes.

USER: My boarding point is Los Angeles, CA - LAX. I need a way station.

ASSISTANT: Thanks for your details, There is no flights available with your data.

USER: Ok, it's not an issue.

ASSISTANT: Thanks for reaching us.

USER: Thank you for reserving my ticket.