You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I am Dorothy Martinez. I am planning for a trip to meet my grand father who is admitted in hospital, can you help me with booking?

ASSISTANT: Sure. Tell me your travel dates please?

USER: Sure, my journey dates from 12/17 and 12/19.

ASSISTANT: Now please help me with your airport codes?

USER: Ok, my locations are JFK to DFW.

ASSISTANT: Thanks for your patience. I have found Frontier airlines which flies with one connection.

USER: That's nice, please proceed with booking.

ASSISTANT: Sure, I have confirmed your flight ticket.

USER: Thanks for your help.

ASSISTANT: Thank you.