You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Michelle Martinez here.

ASSISTANT: Michelle, how may I help you?

USER: I would like o travel with my family members, can you please help me to book a ticket from PHL to OAK?

ASSISTANT: Please share your itinerary dates.

USER: Sure, my preferable dates of journey is from 06/07 to 06/09.

ASSISTANT: Please hold on for a while.

USER: Sure, but make sure that the price limit is 200.

ASSISTANT: AA airlines with flight 1000 is available.

USER: Ok, please proceed with this ticket booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help in booking me a ticket.

ASSISTANT: Thank you for reaching us.