You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Rachel Carter here.

ASSISTANT: How can I help you?

USER: I am looking a flight from PHX to SFO, can you help me out?

ASSISTANT: Your travelling dates please?

USER: My travelling dates are 04/24 and 04/26.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1027 flight?

USER: Please proceed with the booking.

ASSISTANT: Your booking is done in Delta airlines.

USER: Thanks for helping me.

ASSISTANT: Thank you.