You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am James Williams.

ASSISTANT: How may I help you?

USER: I want to book a flight ticket on 07/21 and 07/23, so can you help me with booking please?

ASSISTANT: Sure, let me know your fare limit please?

USER: I can pay up to 5000.

ASSISTANT: Kindly assign your airport codes?

USER: Sure, my airport codes are NY-EWR and CA-OAK.

ASSISTANT: Please hold on, I will let you know the flight details.

USER: Ok.

ASSISTANT: Thanks for being patience, we found a connecting flight from Jetblue airline of fare 100 and flight number 1027. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for using our service.