You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I abet you?

USER: I need to book a flight ticket from PHX to OAK to meet my friend, Can you please help me in booking my flight ticket with single connection?

ASSISTANT: Sure, do you have any price limit?

USER: Price limit is 200.

ASSISTANT: Help me with the travel dates?

USER: Dates are 05/21 and 05/23.

ASSISTANT: May I know your name please?

USER: Samantha Jones here.

ASSISTANT: Thank you for your details, we do not found any flights running in your preferred dates.

USER: No problem, Thank you.

ASSISTANT: Thank you for reaching us.