You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: This is David Anderson.

ASSISTANT: How may I aid you at this moment?

USER: I would like to book a flight ticket from EWR to SFO, can you please help me in booking a flight ticket?

ASSISTANT: Sure, please share your travelling dates.

USER: My travelling dates are Dec 1st and Dec 3rd.

ASSISTANT: Sure, do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: We found a AA airlines with fare of 100 matches your schedule. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for your help.